Ships – Submersible device – Diver assistance device
Patent
1990-02-27
1992-04-21
Basinger, Sherman
Ships
Submersible device
Diver assistance device
440 6, B63C 1146
Patent
active
051057530
ABSTRACT:
A multi-purpose aquatic propulsion device that may be utilized both with a water craft and separately therefrom. The device has an exhaust conduit including a check valve that permits the device to be utilized underwater. An arrangement is also provided for removably securing the housing under a water craft, whereby the propulsion device drives the craft while submerged.
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patent: 3422785 (1969-01-01), Strumor
patent: 3441952 (1969-04-01), Strader
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patent: 3614937 (1971-10-01), Schulman
patent: 3757721 (1973-09-01), Ohishi
patent: 3789788 (1974-02-01), Peroni
patent: 4700654 (1987-10-01), Borges
patent: 4864959 (1989-09-01), Takamizawa et al.
Chih Liu P.
Hwang Jack
Basinger Sherman
Bloom Leonard
Brahan Thomas J.
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